Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite Belt

The Iberian Pyrite Belt (IPB) is a world-class metallogenic province with volcanogenic massive sulphide ore deposits. Most ore exploitation occurred since pre-Roman time, creating extensive galleries, wells, waste-dumps and pit lakes. These last structures are a concern for their potential environme...

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Main Authors: Gomes Patrícia, Valente Teresa, Cordeiro Mayara, Moreno Filipa
Format: Article
Language:English
Published: EDP Sciences 2019-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2019/24/e3sconf_wri-162018_09007.pdf
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author Gomes Patrícia
Valente Teresa
Cordeiro Mayara
Moreno Filipa
author_facet Gomes Patrícia
Valente Teresa
Cordeiro Mayara
Moreno Filipa
author_sort Gomes Patrícia
collection DOAJ
description The Iberian Pyrite Belt (IPB) is a world-class metallogenic province with volcanogenic massive sulphide ore deposits. Most ore exploitation occurred since pre-Roman time, creating extensive galleries, wells, waste-dumps and pit lakes. These last structures are a concern for their potential environmental impact because they accumulate large volumes of mine water affected acid mine drainage. The present work classifies the pit lakes based on the surface water hydrochemistry. Using the Ficklin diagram for classification, pit lake waters vary from acid, high-metal to high-acid, extreme-metal and exhibit similarities with other pit lakes from the Spanish sector of the IPB.
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spelling doaj.art-4fe1e3edca12466cab8206674a86fa482022-12-21T19:43:48ZengEDP SciencesE3S Web of Conferences2267-12422019-01-01980900710.1051/e3sconf/20199809007e3sconf_wri-162018_09007Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite BeltGomes Patrícia0Valente Teresa1Cordeiro Mayara2Moreno Filipa3ICT, Institute of Earth Sciences, University of MinhoICT, Institute of Earth Sciences, University of MinhoICT, Institute of Earth Sciences, University of MinhoICT, Institute of Earth Sciences, University of MinhoThe Iberian Pyrite Belt (IPB) is a world-class metallogenic province with volcanogenic massive sulphide ore deposits. Most ore exploitation occurred since pre-Roman time, creating extensive galleries, wells, waste-dumps and pit lakes. These last structures are a concern for their potential environmental impact because they accumulate large volumes of mine water affected acid mine drainage. The present work classifies the pit lakes based on the surface water hydrochemistry. Using the Ficklin diagram for classification, pit lake waters vary from acid, high-metal to high-acid, extreme-metal and exhibit similarities with other pit lakes from the Spanish sector of the IPB.https://www.e3s-conferences.org/articles/e3sconf/pdf/2019/24/e3sconf_wri-162018_09007.pdf
spellingShingle Gomes Patrícia
Valente Teresa
Cordeiro Mayara
Moreno Filipa
Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite Belt
E3S Web of Conferences
title Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite Belt
title_full Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite Belt
title_fullStr Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite Belt
title_full_unstemmed Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite Belt
title_short Hydrochemistry of pit lakes in the Portuguese sector of the Iberian Pyrite Belt
title_sort hydrochemistry of pit lakes in the portuguese sector of the iberian pyrite belt
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2019/24/e3sconf_wri-162018_09007.pdf
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AT cordeiromayara hydrochemistryofpitlakesintheportuguesesectoroftheiberianpyritebelt
AT morenofilipa hydrochemistryofpitlakesintheportuguesesectoroftheiberianpyritebelt